<template>
    <div class="wrapper">
        <v-head></v-head>
        <v-sidebar></v-sidebar>
        <div class="content-box">
            <div class="content">
                <transition name="move" mode="out-in">
                    <keep-alive :include="tagsList">
                        <router-view></router-view>
                    </keep-alive>
                </transition>
                <el-backtop target=".content"></el-backtop>
            </div>
        </div>
    </div>
</template>

<script>
    import vHead from './Header.vue';
    import vSidebar from './Sidebar.vue';
    import bus from './bus';

    export default {
        data() {
            return {
                tagsList: [],
                collapse: false
            };
        },
        components: {
            vHead,
            vSidebar
        },
        created() {
            bus.$on('collapse-content', msg => {
                this.collapse = msg;
            });
            bus.$on('tags', msg => {
                let arr = [];
                for (let i = 0, len = msg.length; i < len; i++) {
                    msg[i].name && arr.push(msg[i].name);
                }
                this.tagsList = arr;
            });
        }
    };
</script>
<style scoped>
    .content-box {
        position: absolute;
        left: 235px;
        right: 0;
        top: 70px;
        bottom: 0;
        padding-bottom: 30px;
        transition: left .3s ease-in-out;
        background: #f0f0f0;
    }
</style>


